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runtime: fix instrumentation of slice append for race detection

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R=golang-dev, iant
CC=golang-dev
https://golang.org/cl/6819107
This commit is contained in:
Dmitriy Vyukov 2012-11-08 20:37:05 +04:00
parent ef6806fb13
commit 3f7f030c59
1 changed files with 2 additions and 0 deletions
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2
src/pkg/runtime/slice.c
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@ -86,6 +86,8 @@ runtime·appendslice(SliceType *t, Slice x, Slice y, Slice ret)
runtime·racereadpc(x.array + i*t->elem->size, pc);
for(i=x.len; i<x.cap; i++)
runtime·racewritepc(x.array + i*t->elem->size, pc);
for(i=0; i<y.len; i++)
runtime·racereadpc(y.array + i*t->elem->size, pc);
}
if(m > x.cap)